The answer would be 46/219 or 0.21 or 21%. These all could be the possible answers, but written differently (just depends on how you want to write it). And it is because there are 46 non-social media users out of the whole entire total of 219 people, so you just divide 46 by 219 to get your answer.
The answer is b, 5 degrees. The equation means that the temperature will be 61.4 degrees + 5 degrees each hour until 4 pm.
Solution:
We are given:
Number of male fishes surveyed by Elena in a river = 350
Number of male fishes with eggs growing inside them = 150
Therefore the number of male fishes without eggs = 350 - 150 = 200
Now the ratio of male fish with egg cells to male fish without egg cells in the river is:

Therefore, the ratio of male fish with egg cells to male fish without egg cells in the river is 
It’s B) Research database
The value of the bicycle when it was purchased is $200